Convert the required tracefs interface checking code with
requires: list.

Fixed merge conflicts in trigger-hist.tc and trigger-trace-marker-hist.tc
Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: NMasami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: NTom Zanussi <zanussi@kernel.org>
Signed-off-by: NShuah Khan <skhan@linuxfoundation.org>